38721360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{161339}}^1$

素因数の和:161355

約数の個数: 40

約数和(自身を含む): 120036960

約数和(自身を除く): 81315600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 161339, 322678, 484017, 645356, 806695, 968034, 1290712, 1613390, 1936068, 2420085, 2581424, 3226780, 3872136, 4840170, 6453560, 7744272, 9680340, 12907120, 19360680, 38721360]

約数ペア:

[(1, 38721360), (2, 19360680), (3, 12907120), (4, 9680340), (5, 7744272), (6, 6453560), (8, 4840170), (10, 3872136), (12, 3226780), (15, 2581424), (16, 2420085), (20, 1936068), (24, 1613390), (30, 1290712), (40, 968034), (48, 806695), (60, 645356), (80, 484017), (120, 322678), (240, 161339)]